[PATCH] lib/database.cc: fix misleading indentation

[Tomi Ollila]

Found by gcc 6.1.1 -Wmisleading-indentation option (set by -Wall).
---

I suggest this change to be included in 0.23: this does not affect
binary content and this will give users of gcc 6 more enjoyable
compilation experience.

 lib/database.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/database.cc b/lib/database.cc
index 392e8b2..4bfae01 100644
--- a/lib/database.cc
+++ b/lib/database.cc
@@ -1685,8 +1685,8 @@ notmuch_database_begin_atomic (notmuch_database_t *notmuch)
 	notmuch->atomic_nesting > 0)
 	goto DONE;
 
-	if (notmuch_database_needs_upgrade(notmuch))
-		return NOTMUCH_STATUS_UPGRADE_REQUIRED;
+    if (notmuch_database_needs_upgrade (notmuch))
+	return NOTMUCH_STATUS_UPGRADE_REQUIRED;
 
     try {
 	(static_cast <Xapian::WritableDatabase *> (notmuch->xapian_db))->begin_transaction (false);
-- 
2.7.4